Director of Johns Hopkins University: fighting the epidemic cant only rely on vaccines

(function(){( window.slotbydup=window .slotbydup||[]).push({id:u5811557,container:ssp_ 5811557, async:true Zhang Wenhong, the latest novel coronavirus pneumonia vaccine is expected to be released from 2021 to 3, and the source of the new crown pneumonia vaccine is from January to December, 2021. NB12468